Q. I've seen a few news stories recently about IPv4. Everyone is saying the Internet is going to "run out." What does that mean?
-Sandra from Gainesville, FL, listens to my national radio show on WSKY 97.3 FM
A. This is going to be a very technical discussion, Sandra, so hold on. The short answer is that the Internet isn't going anywhere. However, it will require a major upgrade soon.